{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["vulnerable system version", "supported platform", "common vulnerabilities and exposures", "discoverer", "vulnerable system", "vulnerable system owner", "capabilities", "time", "vulnerability"]}], "input": "\" An attacker who successfully exploited this vulnerability could execute arbitrary code in the security context of the LocalSystem Account and take control of the system , \" warns Microsoft ."}
{"discover vulnerability": [{"vulnerable system version": "NAN", "supported platform": "NAN", "common vulnerabilities and exposures": "NAN", "discoverer": "attacker", "vulnerable system": ["system", "LocalSystem Account"], "vulnerable system owner": "NAN", "capabilities": ["execute arbitrary code in the security context", "take control"], "time": "NAN", "vulnerability": "vulnerability"}]}